Home
Class 12
CHEMISTRY
Zn gives hydrogen with H2SO4 and HCl but...

Zn gives hydrogen with `H_2SO_4` and HCl but not with `HNO_3` because

A

Zn act as oxidizing agent when react with `HNO_(3)`

B

`HNO_(3)` is weaker acid than `H_(2)SO_(4)` and HCl

C

In electrochemical series Zn is above hydrogen

D

`NO_(3)^(theta)` is reduced in preference to hydronium ion

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • HYDROGEN

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - D) (Assertion-Reason Type question)|15 Videos

  • HYDROGEN

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - B) (objective type question)|38 Videos

  • HYDROCARBONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment(Section - C) (Previous Years Questions)|60 Videos

  • M0ck test 26

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|43 Videos

Similar Questions

Explore conceptually related problems

Zn gives H_(2) gas with H_(2)SO_(4) and HCl but not with HNO_(3) because

Zn+H_2SO_4 to

Assertion: Zn gives H_(2) gas with dil. HCl and dil. H_(2)SO_(4) but not with HNO_3 . Reason : NO_3^- ion is reduced in preference to hydronium ion.

In the permanganate titration, the solution of reductant is always made acidic by adding H_(2)So_(4) rather than HCl or HNO_(3) because :

Assertion: Zn gives H_(2) gas with dil. HCl and also with dil. H_(2)SO_(4) . Reason : In different medium, change in oxidation number shown by mangnese is altogether different.

If instead of H_2SO_4 , HCl or HNO_3 of suitable concentration were used, the volume of KMnO_4 solution used would have been

A compound 'A' when treated with HNO_(3) (in presence of H_(2)SO_(4) ) gives compound B, which is the reduced with Sn and HCl to aniline ? The compound 'A' is

During titration H_2SO_4 is preferably used over HCl and HNO_3 to make the solution acidic because

Select the correct 'anion' of a salt from the anions given, which matches with description 1 to 5. A: CO_3^(2-), B: NO_(3)^(1-), C: SO_4^(2-), D: Cl^(-), E: S^2 1. The salt soln, reacts with AgNO_3 soln. to give a white ppt. insoluble in dil. HNO_3 . 2. The salt soln. reacts with Ba(NO_3)2 soln. to give a white ppt. insoluble in dil. HNO_3 . 3. The salt soln. reacts with Ba(NO_3)_2 soln. to give a white ppt. soluble in dil. HNO_3 but insoluble in dil. H_2SO_4 . 4.The salt reacts with dil. H_2SO_4 on heating evolving a gas which turns KMnO_4 soln. pink to colourless. 5. The salt reacts with conc. H_2SO_4 on heating evolving a coloured gas which turns potassium iodide paper brown.

5 mL of N HCI, 20 mL of N/2 H_2SO_4 and 30 mL of N/3 HNO_3 are mixed together and the volume made to 1 litre. The normality of the resulting solution is:

AAKASH INSTITUTE ENGLISH-HYDROGEN-ASSIGNMENT (SECTION - C) (Previous type questions)
  1. Which of the following statements about the interstitial compounds is ...

    Text Solution

    |

  2. The volume strength of 1*5 N H(2)O(2) solution is

    Text Solution

    |

  3. Which one of the following pairs of substances on reaction will not ev...

    Text Solution

    |

  4. Zn gives hydrogen with H2SO4 and HCl but not with HNO3 because

    Text Solution

    |

  5. The pair that yields the same gaseous product on reaction with water :

    Text Solution

    |

  6. Ortho and para-hydrogen differ in the

    Text Solution

    |

  7. Action of water or dilute mineral acids on metals can give

    Text Solution

    |

  8. Deuterium resembles hydrogen in chemical properties but reacts

    Text Solution

    |

  9. Spin isomerism is shown by

    Text Solution

    |

  10. Hydrogen can be fused to form helium at

    Text Solution

    |

  11. What is formed when calcium carbide reacts with heavy water?

    Text Solution

    |

  12. The maximum possible number of hydrogen bonds in which an H(2)O molecu...

    Text Solution

    |

  13. In which of the following reaction hydrogen peroxide is a reducing ag...

    Text Solution

    |

  14. There is a smaple of 10 volume of hydrogen peroxide solution . Calcula...

    Text Solution

    |

  15. In lab H(2)O(2) is prepared by

    Text Solution

    |

  16. H(2)O(2) acts as an oxidising agent in

    Text Solution

    |

  17. Hydrogen peroxide is reduced by

    Text Solution

    |

  18. The volume of oxygen liberated from 15 ml of 20 volume H(2)O(2) is

    Text Solution

    |

  19. The volume of oxygen liberated from 0.68g of H(2)O(2) is

    Text Solution

    |

  20. The H - O - O bond angle in H(2)O(2) (g) is

    Text Solution

    |